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CVE-2026-46086

🗓️ 27 May 2026 12:58:28Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 30 Views

Kernel fix: snapshot FDB destination in RCU readers and publish updates to prevent NULL deref.

Related
Detection
Affected
Refs
NVD
Vulners
CNA
Node
linuxlinux_kernelRange3.14.15.10.259
OR
linuxlinux_kernelRange5.115.15.210
OR
linuxlinux_kernelRange5.166.1.176
OR
linuxlinux_kernelRange6.26.6.140
OR
linuxlinux_kernelRange6.76.12.86
OR
linuxlinux_kernelRange6.136.18.27
OR
linuxlinux_kernelRange6.197.0.4
OROR
linuxlinux_kernelMatch3.14rc3
OR
linuxlinux_kernelMatch3.14rc4
OR
linuxlinux_kernelMatch3.14rc5
OR
linuxlinux_kernelMatch3.14rc6
OR
linuxlinux_kernelMatch3.14rc7
OR
linuxlinux_kernelMatch3.14rc8
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/bridge/br_arp_nd_proxy.c",
      "net/bridge/br_fdb.c"
    ],
    "versions": [
      {
        "version": "960b589f86c74ce582922fcb996103271081f4de",
        "lessThan": "c502fa9f094cb03d1d1685c71e2105ab359bc2b8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "960b589f86c74ce582922fcb996103271081f4de",
        "lessThan": "a6ae4511c07b91f597e461406c6330f0d4ff810e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "960b589f86c74ce582922fcb996103271081f4de",
        "lessThan": "1406c4e0ed1eaf8a29801ab1163d00fb7ee4359a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "960b589f86c74ce582922fcb996103271081f4de",
        "lessThan": "0b9e4bbfb7c949151e3acd44ed4aa33614d2e110",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "960b589f86c74ce582922fcb996103271081f4de",
        "lessThan": "81af4137a30c4c2dc694dea8cacb180bd66000ef",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "960b589f86c74ce582922fcb996103271081f4de",
        "lessThan": "5424e678f9b304e148cf5dcc047cffc7a56a3bb5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "960b589f86c74ce582922fcb996103271081f4de",
        "lessThan": "9a2d9d4e657b23dc21f24cf139e3aeff0b61341f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "960b589f86c74ce582922fcb996103271081f4de",
        "lessThan": "df4601653201de21b487c3e7fffd464790cab808",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/bridge/br_arp_nd_proxy.c",
      "net/bridge/br_fdb.c"
    ],
    "versions": [
      {
        "version": "3.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.259",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.210",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.176",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.140",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.86",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.27",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.4",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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24 Jun 2026 17:08Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.5
EPSS0.00123
30